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Idaho

$172+ Cheap flights from Ontario to Idaho

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/16. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — BOI
Feb 4 — Feb 111
Tue 2/4
Tue 2/11
1 adult, Economy
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Cheap flight deals from Ontario to Idaho

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (CAON) to Idaho (USID). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 30, 2025.

Round-trip from

$330
(Delta)

One-way from

$172
(Kiwi.com)

Popular in

March

Cheapest in

November

Average price

$298
From Ontario to Idaho
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One-way flight from Ontario to Idaho
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Highest demand for flights based on searches. 9% potential increase in price ($43 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($16 potential savings vs. average RT price).
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Average for round-trip flights in January 2025
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Find flight deals from Ontario to Idaho

Cheapest flights from Ontario to Idaho
Explore the most affordable flight options available from Ontario to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 30, 2025.

This Delta deal was found by Cheapflights users on 1/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/161:20 pmYYZ - GEG
2 stops13h 45mDelta
Sun 3/235:30 amGEG - YYZ
1 stop7h 24mDelta
Deal found 1/30$330
This United Airlines deal was found by Cheapflights users on 1/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/136:30 amYYZ - GEG
1 stop20h 14mUnited Airlines
Sun 3/165:00 amGEG - YYZ
2 stops14h 40mUnited Airlines
Deal found 1/30$338
This Alaska Airlines deal was found by Cheapflights users on 1/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/134:20 pmYYZ - BOI
1 stop7h 50mAlaska Airlines
Mon 2/249:40 amBOI - YYZ
1 stop27h 15mAlaska Airlines
Deal found 1/30$353
This Delta deal was found by Cheapflights users on 1/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/135:00 pmYYZ - BOI
1 stop9h 18mDelta
Mon 2/245:15 pmBOI - YYZ
2 stops14h 02mDelta
Deal found 1/30$357
This Delta deal was found by Cheapflights users on 1/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/287:00 amYUL - BOI
2 stops14h 00mDelta
Fri 4/41:45 pmBOI - YUL
1 stop8h 14mDelta
Deal found 1/30$393
This United Airlines deal was found by Cheapflights users on 1/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/136:30 amYYZ - BOI
1 stop11h 46mUnited Airlines
Mon 2/246:58 pmBOI - YYZ
1 stop10h 32mUnited Airlines
Deal found 1/30$422
This WestJet deal was found by Cheapflights users on 1/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/1610:35 pmYYZ - GEG
2 stops41h 40mWestJet
Sun 3/2311:17 amGEG - YYZ
2 stops30h 38mWestJet
Deal found 1/30$423
This Alaska Airlines deal was found by Cheapflights users on 1/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/204:20 pmYYZ - JAC
1 stop20h 38mAlaska Airlines
Thu 3/611:38 amJAC - YYZ
1 stop25h 17mAlaska Airlines
Deal found 1/29$488
This Alaska Airlines deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/154:20 pmYYZ - GEG
1 stop7h 54mAlaska Airlines
Sat 3/228:36 pmGEG - YYZ
1 stop15h 19mAlaska Airlines
Deal found 1/28$530
This United Airlines deal was found by Cheapflights users on 1/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/110:15 amYYZ - JAC
1 stop7h 08mUnited Airlines
Wed 4/97:00 amJAC - YYZ
1 stop13h 51mUnited Airlines
Deal found 1/29$579
This American Airlines deal was found by Cheapflights users on 1/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/16:15 amYYZ - JAC
1 stop7h 53mAmerican Airlines
Wed 4/912:53 pmJAC - YYZ
1 stop7h 57mAmerican Airlines
Deal found 1/29$597
This Delta deal was found by Cheapflights users on 1/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/246:15 amYYZ - JAC
1 stop9h 03mDelta
Fri 2/287:05 amJAC - YYZ
1 stop6h 47mDelta
Deal found 1/29$609

Find flights from Ontario to Idaho within your budget

Customize your flight search to find flights from Ontario to Idaho that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 30, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

TorontoSpokane

YYZ - GEG

YYZGEG

Toronto Pearson Intl

Thu 3/13

6:30 am-11:44 pm

1 stop20h 14m

Spokane

Sun 3/16

5:00 am-10:40 pm

2 stops14h 40m

$338

TorontoBoise

YYZ - BOI

YYZBOI

Toronto Pearson Intl

Thu 2/13

4:20 pm-10:10 pm

1 stop7h 50m

Boise Air Term. Gowen Fld

Mon 2/24

9:40 am-2:55 pm

1 stop27h 15m

$353

TorontoSpokane

YYZ - GEG

YYZGEG

Toronto Pearson Intl

Sat 5/3

12:31 pm-10:01 pm

2 stops12h 30m

Spokane

Sun 5/11

7:15 am-10:58 pm

2 stops12h 43m

$354

TorontoBoise

YYZ - BOI

YYZBOI

Toronto Pearson Intl

Thu 2/13

5:00 pm-12:18 am

1 stop9h 18m

Boise Air Term. Gowen Fld

Mon 2/24

5:15 pm-9:17 am

2 stops14h 02m

$357

TorontoSpokane

YYZ - GEG

YYZGEG

Toronto Pearson Intl

Fri 2/21

4:20 pm-10:55 am

1 stop21h 35m

Spokane

Wed 2/26

8:43 pm-2:55 pm

1 stop15h 12m

$369

TorontoSpokane

YYZ - GEG

YYZGEG

Toronto Pearson Intl

Fri 2/21

10:40 pm-4:50 pm

2 stops21h 10m

Spokane

Wed 2/26

1:25 pm-8:55 pm

2 stops28h 30m

$384

MontrealBoise

YUL - BOI

YULBOI

Montreal Pierre Elliott Trudeau Intl

Fri 3/28

7:00 am-7:00 pm

2 stops14h 00m

Boise Air Term. Gowen Fld

Fri 4/4

1:45 pm-11:59 pm

1 stop8h 14m

$393

TorontoBoise

YYZ - BOI

YYZBOI

Toronto Pearson Intl

Thu 2/13

6:30 am-4:16 pm

1 stop11h 46m

Boise Air Term. Gowen Fld

Mon 2/24

6:58 pm-7:30 am

1 stop10h 32m

$422

TorontoSpokane

YYZ - GEG

YYZGEG

Toronto Pearson Intl

Sat 5/3

10:00 am-8:45 am

3 stops25h 45m

Spokane

Sun 5/11

9:35 am-4:39 pm

2 stops28h 04m

$430

TorontoJackson

YYZ - JAC

YYZJAC

Toronto Pearson Intl

Thu 2/20

4:20 pm-10:58 am

1 stop20h 38m

Jackson Hole

Thu 3/6

11:38 am-2:55 pm

1 stop25h 17m

$488

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/30

Showing 1-10 of 29 results
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Best time to book a flight from Ontario to Idaho

Have a flexible travel schedule? Discover the best time to fly to Idaho from Ontario with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Ontario to Idaho

Get recent, data-driven insights about flights from Ontario to Idaho including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Region of Ontario to Idaho?

Currently, October is the cheapest month in which you can book a flight from Region of Ontario to Idaho (average of $314). Flying from Region of Ontario to Idaho in June is currently the most expensive (average of $436). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from ON to ID?

Find hourly flight availability from Ontario to Idaho. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 30, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Region of Ontario to Idaho as you normally would.

Rainfall in Idaho by month

Plan your trip to Idaho by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Idaho ranges from 0.2 - 1.6 inches per month. December is typically the wettest month, when rainfall can reach 1.6 in. August is typically the driest time to visit Idaho when rainfall is around 0.2 in.

Temperature in Idaho by month

Plan your trip to Idaho by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Idaho, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 75.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 30.2 F).

Reviews of airlines servicing Idaho

Get insights into the airlines that provide service to Idaho. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Idaho. Reviews last updated January 30, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Delta and United Airlines from Ontario to Idaho to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,686 reviews

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

7.9

Food

7.1

Entertainment

7.1

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Alaska Airlines
8.0
Very good
9,686 reviews
Alaska Airlines
8.0
Very good
9,686 reviews

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

7.9

Food

7.1

Entertainment

7.1

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Delta
8.0
Very good
8,450 reviews
Alaska Airlines
8.0
Very good
9,686 reviews

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

7.9

Food

7.1

Entertainment

7.1

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

United Airlines
7.4
Good
8,906 reviews
Alaska Airlines
8.0
Very good
9,686 reviews

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

7.9

Food

7.1

Entertainment

7.1

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,686 reviews

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

7.9

Food

7.1

Entertainment

7.1

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

WestJet
7.2
Good
2,817 reviews
Alaska Airlines
8.0
Very good
9,686 reviews

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

7.9

Food

7.1

Entertainment

7.1

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

Find useful and relevant information for your journey from Ontario to Idaho. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from Region of Ontario to Idaho one-way?

    $243 is the cheapest one-way deal found within the past few days, from Delta. You may also be able to find cheap deals on United Airlines and WestJet, with prices starting from $318 and $363, respectively.

  • Can I find deals for flights from Ontario to Idaho that include hotel bookings?

    Yes. In addition to deals on Ontario to Idaho flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to Idaho?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Idaho.

  • Can I find deals for business class flights from Ontario to Idaho?

    Yes. Cheapflights offers flight deals from Ontario to Idaho by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Region of Ontario to Idaho?

    Currently, October is the cheapest month in which you can book a flight from Region of Ontario to Idaho (average of $314). Flying from Region of Ontario to Idaho in June is currently the most expensive (average of $436). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Ontario to Idaho

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Ontario to Idaho

Discover the top 2 airlines that operate flights from Ontario to Idaho. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$372Average$726FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$372Average$372FlexibilityNo cancel feeOn-time67%
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